*{
    margin: 0;
    padding: 0;
}

li{
    list-style: none;
}

/* 字体图标引入 */
@font-face {
    font-family: 'iconfont';  /* Project id 2714080 */
    src: url('//at.alicdn.com/t/font_2714080_w827oehwnu.woff2?t=1627807550829') format('woff2'),
         url('//at.alicdn.com/t/font_2714080_w827oehwnu.woff?t=1627807550829') format('woff'),
         url('//at.alicdn.com/t/font_2714080_w827oehwnu.ttf?t=1627807550829') format('truetype');
  }
/* 字体图标引入结束 */

a{
    text-decoration: none;
}

.clearfix:before,.clearfix:after {
    content:"";
    display:table; 
  }
  .clearfix:after {
    clear:both;
  }
  .clearfix {
     *zoom:1;
  }   

li {
    list-style: none;
}

/* 防止跳转锚点被导航栏遮住的标签 */
.anchor{

    display: block;
    height: 50px; /*和顶部fix的高度一致*/
    margin-top: -50px; /*和顶部fix的高度一致*/
    visibility: hidden;
  
  }

.header{
    width: 100%;
    height: 80px;
    background-color: #005d6c;
    color: #fff;
}

.logo{
    float: left;
    width: 300px;
    height: 80px;
}

.logo img{
    float: left;
    width: 80px;
    height: 80px;
    margin-top: 5px;
    margin-left: 20px;
    vertical-align: middle;
}

.logo div{
    float: left;
    line-height: 80px;
    font-size: 50px;
    font-weight: normal;
    margin-left: 15px;
    margin-top: 5px;
}

.day{
   position: absolute;
   top: 20px;
   right: 2px;
   font-size: 30px;
   line-height: 80px;
   text-align: center;
}

.nav{
    position: sticky;
    top: 0;
    z-index: 1;
    height: 50px;
    width: 100%;
    line-height: 60px;
    background-color: #fff;
    box-shadow: 0px 4px 3px rgba(0,0,0,.2);
}



.nav ul{
    float: right;
}

.nav ul li{
    list-style: none;
    float: left;
    line-height: 50px;
}

.nav ul li:hover{
    border-bottom: 2px solid #005d6c;
}

.nav ul li a{
    padding: 0 30px;
    font-size: 16px;
    color: #050505;
    border-right: 1px solid #ccc;
}

.user{
    float: right;
    width: 120px;
    height: 60px;
    margin-left: 30px;
    font: 14px #ccc;
    line-height: 50px;
}

.user img{
    vertical-align: middle;
}

/* 以上是页头部分的样式 */
.main {
    width: 700px;
    height: 450px;
    background-image:url(images/bg2s.png);
    /* background-color: pink; */
    background-repeat: no-repeat;
    margin: 50px auto;
    border:4px solid rgb(136, 130, 130);
}

.main table{
    width: 500px;
    border-collapse: separate;
    border-spacing: 0px 30px;
    margin:130px auto;
}
.main table td {
    text-align: center;
    font-size: 26px;
}
.main table td input {
    font-size: 26px;
}
.main .btn {
    width: 100px;
    height: 50px;
    position:relative;
    left: 459px;
    bottom: 130px;
}